280862540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{5953}}^1$

素因数の和:6306

約数の個数: 48

約数和(自身を含む): 676183872

約数和(自身を除く): 395321332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 337, 674, 1348, 1685, 2359, 3370, 4718, 5953, 6740, 9436, 11795, 11906, 23590, 23812, 29765, 41671, 47180, 59530, 83342, 119060, 166684, 208355, 416710, 833420, 2006161, 4012322, 8024644, 10030805, 14043127, 20061610, 28086254, 40123220, 56172508, 70215635, 140431270, 280862540]

約数ペア:

[(1, 280862540), (2, 140431270), (4, 70215635), (5, 56172508), (7, 40123220), (10, 28086254), (14, 20061610), (20, 14043127), (28, 10030805), (35, 8024644), (70, 4012322), (140, 2006161), (337, 833420), (674, 416710), (1348, 208355), (1685, 166684), (2359, 119060), (3370, 83342), (4718, 59530), (5953, 47180), (6740, 41671), (9436, 29765), (11795, 23812), (11906, 23590)]